A typical example is the can GIO mangrove forests have been designated by UNESCO as biosphere reserves by Vietnam in 2000.Karst systems focus mainly from the North to the Quang Binh province is the ideal place for guests who love hiking, scenic tours and trươngf.The mountains are not only the lush forest throughout the year with various kinds of đôngj of plant richness but also the home of the unique cultures of some ethnic minorities
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